import platform

try:
    import unidecode
    UNIDECODE_IMPORTED = True
except ImportError:
    UNIDECODE_IMPORTED = False

def running_on_windows():
    if platform.system() == "Windows":
        return "Does not work on Windows."

def no_unidecode_available():
    if not UNIDECODE_IMPORTED:
        return "unidecode is not available."